Ltt.rs is described as 'No-frills, easy to use, easy to maintain Email client for Android based on the JSON Meta Application Protocol (JMAP)' and is a Email Client in the office & productivity category. There are more than 50 alternatives to Ltt.rs for a variety of platforms, including Windows, Android, Mac, Linux and Android Tablet apps. The best Ltt.rs alternative is K-9 Mail, which is both free and Open Source. Other great apps like Ltt.rs are Microsoft Outlook, FairEmail, Spark Mail and Zoho Mail.
Streamline your email experience by managing multiple accounts, integrating apps like Slack and Google Calendar, and using AI-driven features like drafting and spam prevention. Customize your workspace with themes, notifications, and tools for improved productivity and a modern interface.
United States
K-9 is an open source email client for Android with multi-folder sync, email signatures, Bcc-to-self, return-address configuration, keyboard shortcuts, Exchange Support, message flagging, IMAP deletes, saving attachments, configurable notifications and more.
Streamline emails, calendars, contacts, and task management with a smart inbox prioritizing critical messages. Includes calendar scheduling, third-party app integration like Facebook, Dropbox, and Trello, and support for Microsoft Exchange, Outlook.com, and Gmail, ensuring efficient task and email handling.
United States
Open-source, privacy-focused email client offering features such as encryption via OpenPGP and S/MIME, unlimited accounts, a unified inbox, customizable settings, and reformatted emails to prevent phishing. Supports two-way synchronization and provides Pro features for additional customization.
Netherlands
EU
E-mail app with all the great features: swipes (long/short), snooze, add (multiple) attachments from the cloud, support for various e-mail services and more.
Ukraine
Zoho Mail is a secure, encrypted, and enterprise-ready email solution, a suite of apps tailor-made for your organization's needs.
India
eM Client is a full featured e-mail client with a modern and easy to use interface. eM Client also offers calendar, tasks, contacts, notes and chat.
CzechiaEU
Privacy-focused Swiss email system provides 20 GB free storage, supports custom domains and unlimited storage, syncs contacts and calendars, is ad-free, and is part of a secure productivity suite used by over a million users across Europe on all devices.
Switzerland
Android email app focused on privacy and security, supporting JMAP, IMAP, and SMTP protocols, encrypted credentials, OpenPGP through OpenKeychain, unified inbox, conversation threading, offline mode, strong tracking protection, F-Droid distribution, no ads or Google dependence.
Secure email app for Mac, iPhone, Android and Windows with AI Copilot, PGP encryption, read receipts and one unified inbox.
Singapore
Mutt is a small but very powerful text-based mail client for Unix operating systems. Some of its features are: color support, message threading, MIME support (including RFC2047 support for encoded headers), PGP/MIME (RFC2015), various features to support mailing lists, including...
United States
BlueMail is a modern, mobile first, powerful Email management tool with a sleek design, unified inbox and support for all your accounts: IMAP,Exchange,POP3.
United States
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA).
Japan
